nit interpreter: honour --help

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/nit.nit b/src/nit.nit
index 611da1a..da185e7 100644 (file)
--- a/src/nit.nit
+++ b/src/nit.nit
@@ -35,7 +35,7 @@ var model = new Model
 var modelbuilder = new ModelBuilder(model, toolcontext)
 
 var arguments = toolcontext.option_context.rest
-if arguments.is_empty then
+if arguments.is_empty or toolcontext.opt_help.value then
        toolcontext.option_context.usage
        return
 end